Home / 56,324.45-77,726.56-30,830.22

Finding the Fourth Proportional to 56,324.45, 77,726.56 and 30,830.22

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Solution

The fourth proportional to 56,324.45, 77,726.56 and 30,830.22 is: 42,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,324.45 : 77,726.56 = 30,830.22 : x
  2. Step 2: Convert to fraction form
    56,324.45/77,726.56 = 30,830.22/x
  3. Step 3: Cross multiply
    56,324.45x = 77,726.56 × 30,830.22
  4. Step 4: Simplify right side
    56,324.45x = 2,396,326,944.64
  5. Step 5: Solve for x
    x = 2,396,326,944.64/56,324.45
  6. Step 6: Final answer
    x = 42,545.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.